Home / 8,110.25-12,084.75-7,225.96

Finding the Fourth Proportional to 8,110.25, 12,084.75 and 7,225.96

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Solution

The fourth proportional to 8,110.25, 12,084.75 and 7,225.96 is: 10,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.25 : 12,084.75 = 7,225.96 : x
  2. Step 2: Convert to fraction form
    8,110.25/12,084.75 = 7,225.96/x
  3. Step 3: Cross multiply
    8,110.25x = 12,084.75 × 7,225.96
  4. Step 4: Simplify right side
    8,110.25x = 87,323,823.56
  5. Step 5: Solve for x
    x = 87,323,823.56/8,110.25
  6. Step 6: Final answer
    x = 10,767.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.